#include<stdio.h>




int main()
{
    int n,a,i;
    printf("The series with equal difference are:\n");
    for(n = 1;n <= 6;n++)
    {
        for(a=1;a<=4;a++)
        {
            if(4*n+6*a==26&&n*(n+a)*(n+a+a)*(n+a+a+a)==880)
            {
                for(i=0;i<20;i++)
                {
                    printf("%d  ",n+i*a);
                }
            }
        }
    }

  return 0;
}
//熊贤豪